Pith Number

pith:BQDYV63D

pith:2003:BQDYV63DBWOXDMFSZRVMMPPBHX

not attested not anchored not stored refs pending

Marginal Fermi liquid analysis of 300 K reflectance of Bi2Sr2CaCu2O8+x

A.V. Puchkov, C.C. Homes, G.D. Gu, H. Eisaki, J. Hwang, J.J. Tu, N.L. Wang, T. Timusk

arxiv:cond-mat/0306250 v2 · 2003-06-10 · cond-mat.supr-con

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BQDYV63DBWOXDMFSZRVMMPPBHX}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-04T16:39:00.389191Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c078afb630d9d71b0b2cc6ac63de13decac2547478e8fdf69b4a7b65c7c92c3

Aliases

arxiv: cond-mat/0306250 · arxiv_version: cond-mat/0306250v2 · doi: 10.48550/arxiv.cond-mat/0306250 · pith_short_12: BQDYV63DBWOX · pith_short_16: BQDYV63DBWOXDMFS · pith_short_8: BQDYV63D

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/BQDYV63DBWOXDMFSZRVMMPPBHX \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 0c078afb630d9d71b0b2cc6ac63de13decac2547478e8fdf69b4a7b65c7c92c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "353d9920bbdc365a606b747520cb263227a85e45a4b7834a4894f16f2be23b99",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2003-06-10T16:13:02Z",
    "title_canon_sha256": "31f94f34575c7f9d6f4bd8fb9def857468b47b87961dc2328c69241c768a4f2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0306250",
    "kind": "arxiv",
    "version": 2
  }
}